Home / 308,305,501.16-462,510,089.15-152,866,980.28

Finding the Fourth Proportional to 308,305,501.16, 462,510,089.15 and 152,866,980.28

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Solution

The fourth proportional to 308,305,501.16, 462,510,089.15 and 152,866,980.28 is: 229,326,172.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,305,501.16 : 462,510,089.15 = 152,866,980.28 : x
  2. Step 2: Convert to fraction form
    308,305,501.16/462,510,089.15 = 152,866,980.28/x
  3. Step 3: Cross multiply
    308,305,501.16x = 462,510,089.15 × 152,866,980.28
  4. Step 4: Simplify right side
    308,305,501.16x = 70,702,520,675,473,480
  5. Step 5: Solve for x
    x = 70,702,520,675,473,480/308,305,501.16
  6. Step 6: Final answer
    x = 229,326,172.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.